jQuery.validator.addMethod('validateGroupName',function ($value,$element) {
    var group = /^[a-zA-Z\u4e00-\u9fa5][a-zA-Z\u4e00-\u9fa5_0-9]{3,49}$/;
    return this.optional($element) || (group.test($value));
},'分组名称格式不正确');

